Operating Systems
Process Concepts and Cpu Scheduling
Marks 1Marks 2
Synchronization and Concurrency
Marks 1Marks 2
Memory Management
Marks 1Marks 2Marks 5
File System IO and Protection
Marks 1Marks 2Marks 5
1
GATE CSE 1994
MCQ (Single Correct Answer)
+2
-0.6
A memory page containing a heavily used variable that was initialized very early and is in constant use is removed when
A
LRU page replacement algorithm is used
B
FIFO page replacement algorithm is used
C
LFU page replacement algorithm is used
D
None of the above
2
GATE CSE 1993
MCQ (Single Correct Answer)
+2
-0.6
A part of the system software, which under all circumstances must reside in the main memory is:
A
text editor
B
assembler
C
linker
D
loader
3
GATE CSE 1993
MCQ (Single Correct Answer)
+2
-0.6
A simple two-pass assembler does the following in the first pass:
A
It allocates space for the literals.
B
It computes the total length of the program
C
It builds the symbol table for the symbols and their values.
D
It generates code for all the load and store register instructions.
4
GATE CSE 1991
True or False
+2
-0
State whether the following statement TRUE or FALSE.

Any implementation of a critical section requires the use of an indivisible machine instruction such as test-and-set.

A
TRUE
B
FALSE
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Digital Logic
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages
Computer Organization